Implement a repeat loop

1 files changed, 27 insertions, 16 deletions

diff --git a/boot/symbol.cc b/boot/symbol.cc
index da948fd..5e303fb 100644
--- a/boot/symbol.cc
+++ b/boot/symbol.cc
@@ -155,6 +155,11 @@ namespace elna::boot
         return resolved_this.empty() && resolved_that.empty();
     }
 
+    type::operator bool() const
+    {
+        return !empty();
+    }
+
     bool type::empty() const
     {
         return std::holds_alternative<std::monostate>(payload);
@@ -458,35 +463,41 @@ namespace elna::boot
 
     bool is_numeric_type(const type& checked)
     {
-        type const resolved = resolve_underlying_type(checked);
-
-        return is_primitive_type(resolved, "Int")
-            || is_primitive_type(resolved, "Word")
-            || is_primitive_type(resolved, "Float");
+        return is_primitive_type(checked, "Int")
+            || is_primitive_type(checked, "Word")
+            || is_primitive_type(checked, "Float");
     }
 
     bool is_integral_type(const type& checked)
     {
-        type const resolved = resolve_underlying_type(checked);
-
-        return is_primitive_type(resolved, "Int")
-            || is_primitive_type(resolved, "Word");
+        return is_primitive_type(checked, "Int")
+            || is_primitive_type(checked, "Word");
     }
 
     bool is_discrete_type(const type& checked)
     {
-        type const resolved = resolve_underlying_type(checked);
-
-        return is_primitive_type(resolved, "Int")
-            || is_primitive_type(resolved, "Word")
-            || is_primitive_type(resolved, "Bool")
-            || is_primitive_type(resolved, "Char");
+        return is_integral_type(checked)
+            || is_primitive_type(checked, "Bool")
+            || is_primitive_type(checked, "Char");
     }
 
     bool is_any_pointer_type(const type& checked)
     {
         return checked.get<pointer_type>() != nullptr
             || checked.get<procedure_type>() != nullptr
-            || is_primitive_type(resolve_underlying_type(checked), "Pointer");
+            || is_primitive_type(checked, "Pointer");
+    }
+
+    type get_range_base_type(const type& range)
+    {
+        if (auto array = range.get<array_type>())
+        {
+            return array->base;
+        }
+        else if (auto slice = range.get<slice_type>())
+        {
+            return slice->base;
+        }
+        return type();
     }
 }